Robert's river garfish (Zenarchopterus robertsi) fish species and information / pictures of Robert's river garfish - Zenarchopterus robertsi

Robert's river garfish (Zenarchopterus robertsi) fish species information

Scientific Name
Zenarchopterus robertsi

Common Name
Robert's river garfish

Biology
Dorsal soft rays (total): 14-15; Anal soft rays: 11 - 13

Classification

Classified By
Collette, 1982
Class
Ray-finned fishes (Actinopterygii)
Order
Needle fishes (Beloniformes)
Family
Halfbeaks (Hemiramphidae)

Distribution

Region
Oceania
Distribution
Oceania: known only from creeks in the vicinity of Kokoda in southeastern Papua New Guinea.
Range
8°S - 9°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
pelagic
Environment
Freshwater; pelagic
Trophic Level
2.87 s.e. 0.46 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
13.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (10 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Lower Risk: least concern (LR/lc)